Home / 42,697,963.36-58,923,217.20-23,118,865.60

Finding the Fourth Proportional to 42,697,963.36, 58,923,217.20 and 23,118,865.60

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Solution

The fourth proportional to 42,697,963.36, 58,923,217.20 and 23,118,865.60 is: 31,904,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,697,963.36 : 58,923,217.20 = 23,118,865.60 : x
  2. Step 2: Convert to fraction form
    42,697,963.36/58,923,217.20 = 23,118,865.60/x
  3. Step 3: Cross multiply
    42,697,963.36x = 58,923,217.20 × 23,118,865.60
  4. Step 4: Simplify right side
    42,697,963.36x = 1,362,237,939,166,408.50
  5. Step 5: Solve for x
    x = 1,362,237,939,166,408.50/42,697,963.36
  6. Step 6: Final answer
    x = 31,904,049.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.